.helper {
  &-float-left {
    float: left;
  }
  &-float-right {
    float: right;
    font-family: 'Droid Sans';
    font-size:13px;
  }
  &-box-clear {
    @include box-clear;
  }
  &-box-line {
    display: inline;
    text-align: justify;
  }
  &-box-unvisible {
    display: none;
  }
  &-box-visible {
    display: visible;
  }
  &-head-format {
    text-align: center;
    color: #D20800;
    font-weight: bold;
  }
  &-subhead-format {
    text-align: center;
    font-weight: bold;
  }
  &-small-prompt {
    font-size: 12px;
    color: #a3b0b5;
  }
}